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Comparison of diagnostic accuracy of endoscopic diagnosis (EC, pit pattern, NBI) in low grade adenoma

Comparison of diagnostic accuracy of endoscopic diagnosis (EC, pit pattern, NBI) in low grade adenoma - Comparison of diagnostic accuracy of endoscopic diagnosis (EC, pit pattern, NBI) in low grade adenoma

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000038117
Enrollment
1000
Registered
2019-11-01
Start date
2019-11-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal adenoma

Interventions

None listed

Sponsors

Digestive Disease Center, Showa University Northern Yokohama Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Lesions that could be treated with neoplastic lesions that could be observed by EC and pathologically examined

Exclusion criteria

Exclusion criteria: hyperplastic polyps, sessile serated adenoma / polyps, inflamatory polyp, juvenile polyps, ulcerative colitis, malignant lymphoma, and lesions with unreadable images.

Design outcomes

Primary

MeasureTime frame
The diagnostic accuracy of low grade adenoma using EC normal pit (NP) sign in endoscopic images—

Secondary

MeasureTime frame
Comparison of diagnostic accuracy in low grade adenoma between EC classification using EC NP sign and pit pattern / NBI (JNET classification)—

Countries

Japan

Contacts

Public ContactKenichi Suzuki

Showa University Northern Yokohama Hospital Digestive Disease Center

kenichi.suzuki.19860617@gmail.com+81-45-949-7000

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026